Field Service Technician III

Komatsu Australia; Billings (MT); On-site; USD 55,000 - 90,000; Full time

Job summary

Komatsu Mining Corp. seeks a Field Service Technician III to support underground mining equipment in the field, focusing on safety, quality, and customer service.

You will perform maintenance, troubleshooting, and repairs in diverse environments, ensuring equipment readiness and uptime. The role requires an Associate Degree in Diesel Technology or equivalent, with 1–3 years of related experience, and certifications such as forklift/manlift, DOT, MSHA, and respirator.

Qualifications

• Associate degree or equivalent in Diesel Technology or related field.
• 1–3 years of related field service experience or training.
• Flexibility to work various schedules including shifts.
• Certified to operate forklift and/or manlift.
• Possibly required to complete a DOT physical.
• MSHA certification may be required.
• Respirator certification may be required.

Responsibilities

• Inspect equipment for proper performance and identify faults.
• Troubleshoot, diagnose, and repair components per scope.
• Test repaired equipment to verify operation.
• Commission new equipment in field.
• Provide customer training as needed.
• Stay current with industry and product developments.
• Build strong relationships with customers for satisfaction.
• Follow safety policies and complete required paperwork.
• Handle contamination control and safety regulations.
• Remove/install parts and test assemblies with minimal supervision.

Skills

Experience in field service

Flexibility with shifts

Education

Associate Degree in Diesel Technology or equivalent

Tools

Forklift certification

Manlift certification

DOT physical

MSHA certification

respirator certification

Job description

Career Opportunities: Field Service Technician III (37047)

Requisition ID37047-Posted10/30/2026

Join Komatsu and Be Part of Something Big!

Job Overview

As a Service Technician III, you will play a key role in supporting the performance, reliability, and availability of Komatsu underground mining equipment. This position is responsible for performing timely and effective maintenance, troubleshooting, and repairs in the field while maintaining a strong focus on safety, quality, and customer support.

Key Job Responsibilities

• Inspect equipment for proper performance and determine faults and malfunctions.
• Troubleshooting and diagnosis; adjust equipment & repair/replace parts components or systems according to scopes of work.
• Tests repaired equipment to ensure proper operational performance.
• Commission new equipment.
• Provide customer training as required.
• Stay current with industry, customer, product developments and technical best practices.
• Build strong relationships with internal and external customers to ensure smooth operations and customer satisfaction.
• Ensure customer satisfaction within area of primary responsibility
• Work safely and follow all Komatsu/Customer safety policies and procedures.
• Complete related paperwork and access databases require to complete job accurately and timely.
• Follow contamination control and HAZMAT rules and regulations.
• Remove and install parts, disassemble and assemble components, and test and adjust assemblies with minimal supervision.

Qualifications/Requirements

• Associate Degree in Diesel Technology or equivalent.
• Minimum of 1-3 years related experience and/or training; or equivalent combination of education and experience.
• Flexibility to work various schedules including shift work.
• Certified to operate a forklift and/or manlift
• May be required to complete a DOT physical
• Required to complete MSHA certification
• May be required to complete respirator certification

Diversity & Inclusion Commitment

At Komatsu we come from diverse backgrounds, with unique perspectives, experiences, and contributions. We are committed to creating a workforce that is reflective of the communities we work and live in. We believe that our people are part of our shared purpose. We are authentic, ambitious, and innovative in our pursuit of Diversity & Inclusion. United, we are on a journey towards a sustainable future that creates value together.

Company Information

Komatsu is a world leader in manufacturing construction, mining, forestry, and industrial heavy equipment. Founded in 1921, Komatsu has a long history of quality, reliability, innovation, and excellence. Headquartered in Tokyo, Japan, Komatsu facilities, distributors and dealers are in more than 140 countries and employ more than 60,000 people. Komatsu offers a diverse and challenging work environment, where you can grow your skills and career, and contribute to a sustainable, clean-energy future. If you are looking for a company that values your talent and potential, be a part of something big and join a team that is shaping the world!